. >> syrian rebels say the government tanks fired some type of poison gas on the city of homs. they uploaded victi videos, whee victims are shown receiving treatment. it shows they suffer from heavy dose of tear gas and irritant, no at chemical weapon like serrin gas. troops loyal to president bashar assad suddenly find themselves playing defense. force to abandon large swath of the north, they resorted to firing scud missiles in the direction of the rebel enclave. time and momentum appear on side of the rebels. video shows them using better tactics, fighting as coordinated army, better equipped by the weapons they capture from the syrian government bases. 200,000 bullets, 3,000 hand grenades and cannon inventory at aleppo captured over the weekend. >> there is aftermath of bombing. some videos show civilian casualties. proving the line between civilian and citizen soldiers is blurred. now the rebels will face far greater challenge as they push government troops back and fight in cities they are no longer among friendly population. >> many observers note they have at least nine